Tony SnowThe White House press secretary under George W. Bush got his start at the The Greensboro Record in North Carolina and worked for several newspapers.

Vice President Al Gore and his wife, Tipper, wave to the delegates from the stage of the Democratic National Convention at the United Center in Chicago on Wednesday night, Aug. 28, 1996. Democrats nominated President Clinton for a second term Wednesday. (AP Photo/Pool/Brian Bahr)

Al GoreThe Democratic nominee in 2000 who came this close to winning the presidency was once a war correspondent and later an investigative reporter for The Tennessean.

Ralph Nader stands in front of a Chevrolet Corvair in The American Museum of Tort Law, Friday, Sept. 25, 2015, in Winsted, Conn. The museum, which opens Saturday, has been developed by the consumer advocate and two-time presidential candidate as a kind of ode to the jury system. Nader featured the Corvair in his 1965 book on the auto industry?s safety record, ?Unsafe at Any Speed?. (AP Photo/Jessica Hill)

Ralph Nader The frequent third-party candidate came to fame with his article "The Safe Car You Can't Buy" and the subsequent book, Unsafe at Any Speed, published in The Nation.